示例#1
0
        static void Main(string[] args)
        {
            var c = new JSCSolutionsNETCarouselCanvas
            {
                CloseOnClick = false
            };

            c.HideSattelites();


            //c.Container.Effect = new DropShadowEffect();
            //c.Container.BitmapEffect = new DropShadowBitmapEffect();

            //.MoveTo(0, ImageCarouselCanvas.DefaultHeight - 96).SizeTo(ImageCarouselCanvas.DefaultWidth, 96);

            var cc = new Canvas();


            // http://cloudstore.blogspot.com/2008/05/creating-custom-window-style.html
            var wcam = new Window();

            wcam.Background  = Brushes.Transparent;
            wcam.WindowStyle = WindowStyle.None;
            wcam.ResizeMode  = ResizeMode.NoResize;
            wcam.SizeTo(200, 200);
            wcam.AllowsTransparency = true;
            //wcam.Opacity = 0.5;
            wcam.ShowInTaskbar = false;
            wcam.Cursor        = Cursors.Hand;
            wcam.Focusable     = false;
            wcam.Topmost       = true;

            var w = cc.ToWindow();


            w.SizeToContent = SizeToContent.Manual;
            //w.SizeTo(400, 400);
            //w.ToTransparentWindow();


            // http://blog.joachim.at/?p=39
            // http://blogs.msdn.com/changov/archive/2009/01/19/webbrowser-control-on-transparent-wpf-window.aspx
            // http://blogs.interknowlogy.com/johnbowen/archive/2007/06/20/20458.aspx
            w.AllowsTransparency = true;
            w.WindowStyle        = System.Windows.WindowStyle.None;
            w.Focusable          = false;

            //w.Background = new SolidColorBrush(Color.FromArgb(0x20, 0, 0, 0));
            w.Background            = Brushes.Transparent;
            w.WindowStartupLocation = System.Windows.WindowStartupLocation.CenterScreen;
            w.Topmost = true;
            //w.ShowInTaskbar = false;

            var winfoc = new Canvas();



            var winfo = winfoc.ToWindow();

            winfo.AllowsTransparency = true;
            winfo.ShowInTaskbar      = false;
            winfo.WindowStyle        = WindowStyle.None;
            //winfo.Background = Brushes.Transparent;
            winfo.Background = Brushes.Red;
            winfo.Opacity    = 0.3;

            winfo.ResizeMode = ResizeMode.NoResize;

            winfo.SizeToContent = SizeToContent.Manual;
            winfo.Topmost       = true;
            // http://www.squidoo.com/youtubehd



            var NextInputModeEnabled        = false;
            var NextInputModeKeyDownEnabled = false;

            Action <Key> NextInputModeKeyDown = delegate { };

            var CommandKeysEnabled = false;

            #region TopicText
            var TopicText = new System.Windows.Controls.TextBox
            {
                //IsReadOnly = true,
                Background      = Brushes.Transparent,
                BorderThickness = new System.Windows.Thickness(0),
                Foreground      = Brushes.White,
                Effect          = new DropShadowEffect(),
                Text            = "JSC C# Foo Bar",
                //TextDecorations = TextDecorations.Underline,
                FontFamily    = new FontFamily("Verdana"),
                FontSize      = 24,
                TextAlignment = System.Windows.TextAlignment.Right
            };
            #endregion


            #region KeyDown
            InterceptKeys.KeyDown +=
                key =>
            {
                if (key == Key.LeftShift)
                {
                    //w.Background = new SolidColorBrush(Color.FromArgb(2, 0, 0, 0));
                    //w.MakeInteractive(true);
                    NextInputModeEnabled = true;
                }
                else
                {
                    if (NextInputModeEnabled || NextInputModeKeyDownEnabled)
                    {
                        NextInputModeKeyDownEnabled = false;
                        NextInputModeKeyDown(key);
                    }

                    NextInputModeEnabled = false;
                }
            };
            #endregion

            #region KeyUp
            InterceptKeys.KeyUp +=
                key =>
            {
                if (key == Key.CapsLock)
                {
                    CommandKeysEnabled   = !CommandKeysEnabled;
                    TopicText.IsReadOnly = CommandKeysEnabled;
                    TopicText.Select(0, 0);
                }

                if (key == Key.LeftShift)
                {
                    NextInputModeKeyDownEnabled = false;
                }
                else
                {
                }

                NextInputModeEnabled = false;
            };
            #endregion


            var s = 7;

            var ThumbnailSize           = 0.4;
            var CaptionBackgroundHeight = 24;

            #region UpdateChildren
            Action UpdateChildren =
                delegate
            {
                if (w.ActualWidth == 0)
                {
                    return;
                }

                var ss  = s;
                var ss2 = 0;


                Console.WriteLine(
                    new { w.Left, w.Top });

                winfo.MoveTo(w.Left, w.Top).SizeTo(w.ActualWidth, w.ActualHeight);

                if (ThumbnailSize == 1)
                {
                    wcam.Background = Brushes.Black;
                    ss = 0;

                    var qw = w.ActualWidth - ss * 2;
                    var qh = w.ActualHeight - ss * 2;

                    // no status bars or menues please :)

                    wcam.MoveTo(
                        w.Left + ss + ss2,
                        w.Top + (w.ActualHeight - qh * ThumbnailSize - ss) - ss2
                        ).SizeTo(
                        qw * ThumbnailSize,
                        qh * ThumbnailSize
                        );
                }
                else
                {
                    wcam.Background = Brushes.Transparent;

                    //if (w.WindowState == WindowState.Maximized)
                    //{
                    //    ss2 = s;
                    //}

                    var qw = w.ActualWidth - ss * 2;
                    var qh = w.ActualHeight - ss * 2;



                    wcam.MoveTo(w.Left + ss + ss2, w.Top + (w.ActualHeight - qh * ThumbnailSize - ss) - ss2).SizeTo(qw * ThumbnailSize, qh * ThumbnailSize);
                }
            };
            #endregion


            w.LocationChanged +=
                delegate
            {
                UpdateChildren();
            };



            var Borders = Enumerable.Range(1, s * 2).Reverse().Select(
                Width =>
                new
            {
                Width = Width * 2,
                Left  = new Rectangle {
                    Fill = Brushes.Black, Opacity = 0.06
                }.MoveTo(0, 0).AttachTo(winfoc),
                Right = new Rectangle {
                    Fill = Brushes.Black, Opacity = 0.06
                }.MoveTo(0, 0).AttachTo(winfoc),
                Bottom = new Rectangle {
                    Fill = Brushes.Black, Opacity = 0.03
                }.MoveTo(0, 0).AttachTo(winfoc),
                Top = new Rectangle {
                    Fill = Brushes.Black, Opacity = 0.11
                }.MoveTo(0, 0).AttachTo(winfoc)
            }
                ).ToArray();

            var CaptionBackgroundOverlay = new Rectangle
            {
                Fill    = Brushes.Black,
                Opacity = 0.02,
            }.AttachTo(cc);

            var CaptionSysMenuOverlay = new Rectangle
            {
                Fill    = Brushes.Black,
                Opacity = 0.02,
            }.AttachTo(cc).SizeTo(CaptionBackgroundHeight * 4, CaptionBackgroundHeight);

            var ExtraBorderTop = new Rectangle
            {
                Fill    = Brushes.Black,
                Opacity = 0.0,
            }.AttachTo(winfoc);

            var ExtraBorderBottom = new Rectangle
            {
                Fill    = Brushes.Black,
                Opacity = 0.0,
            }.AttachTo(winfoc);

            var CaptionClose = new TextBox
            {
                Foreground      = Brushes.Red,
                FontFamily      = new FontFamily("Webdings"),
                Text            = "r",
                Background      = Brushes.Transparent,
                BorderThickness = new Thickness(0),
                TextAlignment   = System.Windows.TextAlignment.Center,
                Opacity         = 0.5
            }.AttachTo(winfoc);


            var CaptionText = new System.Windows.Controls.TextBox
            {
                IsReadOnly      = true,
                Background      = Brushes.Transparent,
                BorderThickness = new System.Windows.Thickness(0),
                Foreground      = Brushes.White,
                Effect          = new System.Windows.Media.Effects.DropShadowEffect(),
                Text            = "jsc-solutions.net",
                //TextDecorations = TextDecorations.Underline,
                FontFamily    = new FontFamily("Verdana"),
                FontSize      = 16,
                TextAlignment = System.Windows.TextAlignment.Right
            }
            .AttachTo(winfoc);

            TopicText.AttachTo(winfoc);

            #region SetCaption
            Action <string> SetCaption =
                text =>
            {
                if (string.IsNullOrEmpty(text))
                {
                    CaptionText.Text = "jsc-solutions.net";
                }
                else
                {
                    CaptionText.Text = text + " | jsc-solutions.net";
                }
            };
            #endregion



            c.AttachContainerTo(winfoc);

            var ExtraBorderSize = 0.10;


            var Intro = new PromotionBrandIntro.ApplicationCanvas().AttachTo(winfoc);
            Intro.Opacity = 0;

            #region SizeChanged
            Action SizeChanged =
                delegate
            {
                Intro.SizeTo(w.ActualWidth, w.ActualHeight);
                //ink.SizeTo(w.ActualWidth, w.ActualHeight - CaptionBackgroundHeight);

                var CaptionWidth = 200;

                CaptionBackgroundOverlay.MoveTo(w.ActualWidth - CaptionWidth, 0).SizeTo(CaptionWidth, CaptionBackgroundHeight);


                ExtraBorderTop.MoveTo(0, 0).SizeTo(w.ActualWidth, w.ActualHeight * ExtraBorderSize);
                ExtraBorderBottom.MoveTo(0, w.ActualHeight * (1 - ExtraBorderSize)).SizeTo(w.ActualWidth, w.ActualHeight * ExtraBorderSize);

                TopicText.MoveTo(
                    0,
                    w.ActualHeight - 48
                    ).SizeTo(w.ActualWidth - 48, 48);


                if (c != null)
                {
                    c.MoveContainerTo(-200 + 42, -200 + 38);
                }
                Borders.WithEach(k => k.Left.MoveTo(0, 0).SizeTo(k.Width, w.ActualHeight));
                Borders.WithEach(k => k.Right.MoveTo(w.ActualWidth - k.Width, 0).SizeTo(k.Width, w.ActualHeight));
                Borders.WithEach(k => k.Bottom.MoveTo(0, w.ActualHeight - k.Width).SizeTo(w.ActualWidth, k.Width));
                Borders.WithEach(k => k.Top.MoveTo(0, 0).SizeTo(w.ActualWidth, k.Width));
                CaptionText.MoveTo(0, 2).SizeTo(w.ActualWidth - CaptionBackgroundHeight, 32);
                CaptionClose.MoveTo(w.ActualWidth - CaptionBackgroundHeight, s).SizeTo(CaptionBackgroundHeight - s, CaptionBackgroundHeight - s);

                UpdateChildren();
            };
            #endregion

            w.SizeChanged +=
                delegate
            {
                SizeChanged();
            };

            w.StateChanged +=
                delegate
            {
                if (w.WindowState == WindowState.Maximized)
                {
                    w.WindowState = WindowState.Normal;
                }

                SizeChanged();
            };



            #region GetWindows
            Func <IEnumerable <Internal.Window> > GetWindows =
                delegate
            {
                var windows = new List <Internal.Window>();
                Internal.EnumWindows(
                    (IntPtr hwnd, int lParam) =>
                {
                    if (new WindowInteropHelper(wcam).Handle != hwnd &&
                        (Internal.GetWindowLongA(hwnd, Internal.GWL_STYLE) & Internal.TARGETWINDOW) == Internal.TARGETWINDOW
                        )
                    {
                        StringBuilder sb = new StringBuilder(100);
                        Internal.GetWindowText(hwnd, sb, sb.Capacity);

                        windows.Add(
                            new Internal.Window
                        {
                            Handle = hwnd,
                            Title  = sb.ToString()
                        }
                            );
                    }

                    return(true);        //continue enumeration
                }
                    , 0);

                return(windows.OrderBy(k => k.Title));
            };
            #endregion

            var ResetThumbnailSkip = 0;

            Func <Internal.Window> GetCurrentThumbnail = () => GetWindows().AsCyclicEnumerable().Skip(ResetThumbnailSkip).First();

            #region AnimationCompleted
            Intro.AnimationCompleted +=
                delegate
            {
                if (c == null)
                {
                    c = new JSCSolutionsNETCarouselCanvas
                    {
                        CloseOnClick = false
                    }.AttachContainerTo(winfoc);
                    c.HideSattelites();

                    CaptionClose.Show();
                    SizeChanged();
                }
            };
            #endregion


            wcam.SourceInitialized +=
                delegate
            {
                {
                    wcam.MakeInteractive(false);

                    UpdateChildren();
                }



                var thumb = IntPtr.Zero;
                ResetThumbnailSkip = GetWindows().Where(
                    k =>
                    k.Title.Contains("Chrome") ||
                    k.Title.Contains("Studio") ||
                    k.Title.Contains("Minefield")

                    ).TakeWhile(k => k.Handle != Internal.GetForegroundWindow()).Count();


                #region ResetThumbnail
                Action ResetThumbnail =
                    delegate
                {
                    GetCurrentThumbnail().With(
                        shadow =>
                    {
                        //t.Text = shadow.Title;

                        if (thumb != IntPtr.Zero)
                        {
                            Internal.DwmUnregisterThumbnail(thumb);
                        }

                        int i = Internal.DwmRegisterThumbnail(
                            new WindowInteropHelper(wcam).Handle, shadow.Handle, out thumb);

                        #region UpdateThumbnail
                        Action UpdateThumbnail =
                            delegate
                        {
                            if (thumb != IntPtr.Zero)
                            {
                                Internal.PSIZE size;
                                Internal.DwmQueryThumbnailSourceSize(thumb, out size);

                                Internal.DWM_THUMBNAIL_PROPERTIES props = new Internal.DWM_THUMBNAIL_PROPERTIES();

                                props.fVisible              = true;
                                props.dwFlags               = Internal.DWM_TNP_VISIBLE | Internal.DWM_TNP_RECTDESTINATION | Internal.DWM_TNP_OPACITY | Internal.DWM_TNP_SOURCECLIENTAREAONLY;
                                props.opacity               = (byte)((byte)(0x7F) + (byte)((0x80) * (ThumbnailSize)));
                                props.rcDestination         = new Internal.Rect(0, 0, (int)wcam.ActualWidth, (int)wcam.ActualHeight);
                                props.fSourceClientAreaOnly = true;

                                if (size.x < wcam.ActualWidth)
                                {
                                    props.rcDestination.Right = props.rcDestination.Left + size.x;

                                    props.rcDestination.Left  += ((int)wcam.ActualWidth - size.x) / 2;
                                    props.rcDestination.Right += ((int)wcam.ActualWidth - size.x) / 2;
                                }

                                if (size.y < wcam.ActualHeight)
                                {
                                    props.rcDestination.Bottom = props.rcDestination.Top + size.y;

                                    props.rcDestination.Top    += ((int)wcam.ActualHeight - size.y) / 2;
                                    props.rcDestination.Bottom += ((int)wcam.ActualHeight - size.y) / 2;
                                }



                                Internal.DwmUpdateThumbnailProperties(thumb, ref props);
                            }
                        };
                        #endregion


                        (1000 / 15).AtInterval(UpdateThumbnail);

                        wcam.SizeChanged += delegate { UpdateThumbnail(); };
                    }
                        );
                };
                #endregion



                ResetThumbnail();

                NextInputModeKeyDown +=
                    key =>
                {
                    if (key == Key.RightShift)
                    {
                        NextInputModeKeyDownEnabled = true;

                        if (c != null)
                        {
                            CaptionClose.Hide();
                            c.AtClose +=
                                delegate
                            {
                                c.OrphanizeContainer();
                            };
                            c.Close();
                            c = null;
                        }

                        Intro.Background      = Brushes.Transparent;
                        Intro.Overlay.Opacity = 1;
                        Intro.FadeIn(
                            delegate
                        {
                            2000.AtDelay(Intro.PrepareAnimation());
                        }
                            );
                    }

                    if (!CommandKeysEnabled)
                    {
                        if (key == Key.F2)
                        {
                            w.Activate();

                            TopicText.Focusable = true;
                            TopicText.Focus();
                            TopicText.SelectAll();
                        }
                        return;
                    }

                    if (key == Key.Right)
                    {
                        if (w.IsActive)
                        {
                            GetCurrentThumbnail().Activate();
                        }
                        else
                        {
                            NextInputModeKeyDownEnabled = true;
                            ResetThumbnailSkip          = GetWindows().TakeWhile(k => k.Handle != Internal.GetForegroundWindow()).Count();
                            ResetThumbnail();
                        }
                    }

                    if (key == Key.Up)
                    {
                        NextInputModeKeyDownEnabled = true;

                        if (ThumbnailSize < 0.3)
                        {
                            ThumbnailSize = 0.3;
                        }
                        else if (ThumbnailSize < 0.5)
                        {
                            ThumbnailSize = 0.5;
                        }
                        else if (ThumbnailSize < 1)
                        {
                            ThumbnailSize = 1;
                        }
                        else
                        {
                            if (c != null)
                            {
                                CaptionClose.Hide();
                                c.AtClose +=
                                    delegate
                                {
                                    c.OrphanizeContainer();
                                };
                                c.Close();
                                c = null;
                            }
                        }


                        UpdateChildren();
                    }
                    if (key == Key.Down)
                    {
                        NextInputModeKeyDownEnabled = true;
                        if (c == null)
                        {
                            c = new JSCSolutionsNETCarouselCanvas
                            {
                                CloseOnClick = false
                            }.AttachContainerTo(winfoc);
                            CaptionClose.Show();
                        }
                        else if (ThumbnailSize > 0.5)
                        {
                            ThumbnailSize = 0.5;
                        }
                        else if (ThumbnailSize > 0.3)
                        {
                            ThumbnailSize = 0.3;
                        }
                        else if (ThumbnailSize == 0.3)
                        {
                            ThumbnailSize = 0;
                        }

                        SizeChanged();
                    }



                    if (key == Key.Left)
                    {
                        if (w.IsActive)
                        {
                            NextInputModeKeyDownEnabled = true;
                            if (ExtraBorderTop.Opacity == 1)
                            {
                                ExtraBorderTop.Opacity    = 0;
                                ExtraBorderBottom.Opacity = 0;
                            }
                            else
                            {
                                ExtraBorderTop.Opacity    = 1;
                                ExtraBorderBottom.Opacity = 1;
                            }
                        }
                    }
                };
            };

            winfo.SourceInitialized +=
                delegate
            {
                winfo.MakeInteractive(false);
            };

            w.SourceInitialized +=
                delegate
            {
                // http://social.msdn.microsoft.com/Forums/en-US/wpf/thread/61e93dca-e24c-4953-9719-22ce3f705353
                Matrix m  = PresentationSource.FromVisual(w).CompositionTarget.TransformToDevice;
                double dx = m.M11;
                double dy = m.M22;


                w.SizeTo(1280 / dx, 768 / dy);
                w.MoveTo(8, 0);
                SizeChanged();

                wcam.Owner  = w;
                winfo.Owner = w;
                wcam.Show();
                winfo.Show();

                HwndSource hwndSource = (HwndSource)HwndSource.FromVisual(w);
                hwndSource.AddHook(
                    (IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handeled) =>
                {
                    if (msg == 0x0084)         // WM_NCHITTEST
                    {
                        //http://agsmith.wordpress.com/2008/09/16/hit-testing-in-wpf/

                        var p = new
                        {
                            cx = w.ActualWidth - (Internal.LOWORD(lParam) - w.Left),
                            cy = w.ActualHeight - (Internal.HIWORD(lParam) - w.Top),
                            x  = Internal.LOWORD(lParam) - w.Left,
                            y  = Internal.HIWORD(lParam) - w.Top
                        };


                        CaptionText.Text = p.ToString();

                        handeled = true;

                        return((IntPtr)HitTestValues.HTCAPTION);        // HTCAPTION


                        if (false)
                        {
                            if (p.x < s)
                            {
                                if (p.y < s)
                                {
                                    return((IntPtr)HitTestValues.HTTOPLEFT);        // HTCAPTION
                                }
                            }
                            if (p.x < CaptionBackgroundHeight)
                            {
                                if (p.y < CaptionBackgroundHeight)
                                {
                                    return((IntPtr)HitTestValues.HTSYSMENU);        // HTCAPTION
                                }
                            }
                            if (p.cx < CaptionBackgroundHeight)
                            {
                                if (p.y < CaptionBackgroundHeight)
                                {
                                    return((IntPtr)HitTestValues.HTCLOSE);        // HTCAPTION
                                }
                            }
                            if (p.cx < s)
                            {
                                if (p.cy < s)
                                {
                                    return((IntPtr)HitTestValues.HTBOTTOMRIGHT);        // HTCAPTION
                                }
                            }
                            if (p.cx < s)
                            {
                                if (p.y < s)
                                {
                                    return((IntPtr)HitTestValues.HTTOPRIGHT);        // HTCAPTION
                                }
                            }
                            if (p.x < s)
                            {
                                if (p.cy < s)
                                {
                                    return((IntPtr)HitTestValues.HTBOTTOMLEFT);        // HTCAPTION
                                }
                            }
                            if (p.x < s)
                            {
                                return((IntPtr)HitTestValues.HTLEFT);        // HTCAPTION
                            }
                            if (p.y < s)
                            {
                                return((IntPtr)HitTestValues.HTTOP);        // HTCAPTION
                            }
                            if (p.cx < s)
                            {
                                return((IntPtr)HitTestValues.HTRIGHT);        // HTCAPTION
                            }
                            if (p.cy < s)
                            {
                                return((IntPtr)HitTestValues.HTBOTTOM);        // HTCAPTION
                            }
                            if (p.y < CaptionBackgroundHeight)
                            {
                                return((IntPtr)HitTestValues.HTCAPTION);        // HTCAPTION
                            }
                            return((IntPtr)HitTestValues.HTTRANSPARENT);        // HTCAPTION
                        }
                    }
                    return(IntPtr.Zero);
                }

                    );
            };



            InterceptKeys.InternalMain(
                Rehook =>
            {
                w.Deactivated +=
                    delegate
                {
                    TopicText.Focusable = false;
                };
                w.Activated +=
                    delegate
                {
                    //TopicText.Focus();
                    Rehook();
                };

                w.ShowDialog();
            }
                );
        }